Release v2.3.0

[rodrigobnogueira]

Summary

• Prepare release v2.3.0.
• Bump async_lru.version from 2.2.0 to 2.3.0.
• Add 2.3.0 (2026-03-18) entry to CHANGES.rst.

Included user-facing changes in this release

• Added cache_contains() for read-only key lookup.
• Cross-loop cache access now auto-resets and rebinds to the current loop.
• Added AlruCacheLoopResetWarning when loop-change auto-reset occurs.
• Forwarded cache_close(wait=...) for bound methods.

Notes

• This PR intentionally contains only release metadata updates (CHANGES.rst and version bump).

[codspeed-hq]

Merging this PR will not alter performance

✅ 63 untouched benchmarks
⏩ 4 skipped benchmarks¹

---

_{Comparing rodrigobnogueira:release/v2.3.0 (982d4fd) with master (63760a4)²}

Footnotes

1. 4 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩

2. No successful run was found on master (a2aa7b0) during the generation of this report, so 63760a4 was used instead as the comparison base. There might be some changes unrelated to this pull request in this report. ↩

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 97.78%. Comparing base (63760a4) to head (982d4fd).
⚠️ Report is 2 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #748   +/-   ##
=======================================
  Coverage   97.78%   97.78%           
=======================================
  Files          16       16           
  Lines        1172     1172           
  Branches       61       61           
=======================================
  Hits         1146     1146           
  Misses         23       23           
  Partials        3        3           

Flag	Coverage Δ
unit	96.84% <100.00%> (ø)

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